INTERNATIONAL: Guzman has earned 25 caps with the Costa Rica National Team since making his senior team debut in 2010, representing Costa Rica at the 2011 Copa America, the 2011 and 2015 CONCACAF Gold Cups and recent 2018 World Cup qualifiers.

OUTSIDE MLS: Has played 184 matches in the Costa Rican Primera Division, making 164 starts for Saprissa and Cartagines.